html,body {
    width: 100%;
    height: 100%;
}
* {
    padding: 0;
    margin: 0;
}

#container {
    width: 100%;
    height: 100%;
    position: relative;
}
#mainContainer {
    width: 100%;
    height: 100%;
    text-align: center;
}
#mainContainer div{
    margin-bottom: -17.5%
}
#sideBar{
    width: 40px;
    height: 40px;
    border-radius: 10px;
    line-height: 40px;
    text-align: center;
    background-color: #999;
    position: fixed;
    right: 10px;
    top: 50%;
    margin-top: -40px;
}
#paging {
    width: 40px;
    height: 20px;
    border-radius: 9px;
    line-height: 20px;
    text-align: center;
    background-color: #999;
    position: fixed;
    right: 10px;
    top: 10px;
    color: #FFFFFF;
    font-size: 12px;
}

#cover{
    width: 100%;
    height: 100%;
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    background: rgba(0,0,0,.7);
    z-index:1000;
}
#showImg{
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1002;
    display: none;
    width: 100%;
    height: 90%;
    background: url('./0.jpg') no-repeat;
    background-size: contain;
    transition-property: -webkit-transform;
    transition-duration: 0.2s;
    transition-timing-function: ease-in-out;
    transform: translate3d(0px, 0px, 0px);
}
#close {
    color: rgb(222,118,86);
    height: 30px;
    width: 30px;
    line-height: 30px;
    text-align: center;
    display: none;
    position: absolute;
    border-radius: 50%;
    right: 15px;
    top: 15px;
    z-index: 9999;
    cursor: pointer;
}